NPA-NXX - 423-378
This is the 423-378 subcode (NPA-NXX) prefix page. Follow a prefix to find the number you are looking for. We divide our pages up to make them more user friendly to navigate!
The 423-378 subcode mainly covers Kingsport in Sullivan county. But other numbers maybe included as well.
We have a database of information derived from the public phone records of Tennessee state. Many of the numbers in this subcode are Regular Landline registered to Centurylink. We hear they employ a large number of people in the Tennessee office.
Recently there have been an increase in reported calls, we've had over 156823 comments across our systems for the 423-378 subcode.
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530-434-2706 505-436-2951 443-399-1879 352-571-1281 530-795-1075435-837-5054 530-854-5403 469-626-4266 512-406-8120 505-490-4023